Show that the vector field f(x, y,z)=⟨ycos(−2x),−2xsin(y),0⟩f(x, y,z)=⟨ycos⁡(−2x),−2xsin⁡(y),0⟩ is not a gradient vector field by computing its curl. how does this show what you intended?

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82

Which statements about these triangles is true